-- @testpoint: opengauss关键字show(非保留)，作为函数名，部分测试点合理报错

--关键字不带引号-成功
drop function if exists show;
create function show(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists show;
--关键字带双引号-成功
drop function if exists "show";
create function "show"(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
drop function if exists "show";
--关键字带单引号-合理报错
drop function if exists 'show';
create function 'show'(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
--关键字带反引号-合理报错
drop function if exists `show`;
create function `show`(i integer)
returns integer
as $$
begin
    return i+1;
end;
$$ language plpgsql;
/
